The order function [🇷 for BE/BA]

posted by ElMaestro  – Denmark, 2024-03-24 18:07 (255 d 08:35 ago) – Posting: # 23918
Views: 6,202

(edited on 2024-03-24 18:24)

Hi all,

I am experiencing something that makes me question my sanity.

Consider this code
L=c(0.000000,  5161.096198,  18218.849691,   24977.065020,  108495.506990, 
    114018.413824,  459809.038038, 8691576.342850, 9917785.333365, 6694756.609860)
str(L) 
order(L) 
data.frame(L, order(L))


I get this result:

             L order.L.
1        0.000        1
2     5161.096        2
3    18218.850        3
4    24977.065        4
5   108495.507        5
6   114018.414        6
7   459809.038        7
8  8691576.343       10
9  9917785.333        8
10 6694756.610        9


I could indeed be wrong but the order does not look right, does it? The 10'th element should be 8'th.

Tried method="radix", method="shell", but it persists. A decreasing order, same thing.
I wonder if R thinks I am ordering characters or factors in spite of the str(L) output, but even if I do ordering on
as.numeric(as.character(L))
the problem persists.
Switched to my laptop which runs Windows 11 but I get the same output.
Did I mess up something in the global environment?
What am I overlooking here?

If I call sort(L) the sort looks fine.

Many thanks for any input.
:-)

Pass or fail!
ElMaestro

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